Wifi: Add CTS test for WifiManager.MulticastLock

This commit adds the CTS tests for the class WifiManager.MulticastLock

Bug: 124017617
Test: atest android.net.wifi.cts
Change-Id: I6e7a6e70f350dcd23fe541ef746770e3561d49e6
diff --git a/tests/cts/net/AndroidManifest.xml b/tests/cts/net/AndroidManifest.xml
index 630de7e..dbd8fef 100644
--- a/tests/cts/net/AndroidManifest.xml
+++ b/tests/cts/net/AndroidManifest.xml
@@ -31,6 +31,7 @@
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
+    <uses-permission android:name="android.permission.CHANGE_WIFI_MULTICAST_STATE" />
 
     <application android:usesCleartextTraffic="true">
         <uses-library android:name="android.test.runner" />